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#Step 3 - Check for assumptions | |
#______________________________________________________ | |
#1. Data is continuous. | |
#2. Observations are randomly selected. | |
#3. To check the data is normally distributed, we will use the following codes: | |
qqnorm(data$Screen_size.in.cm.) | |
qqline(data$Screen_size.in.cm.,col="red") |
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